#668C8F Color

#668C8F is rgb(102, 140, 143) in RGB and hsl(184, 17%, 48%) in HSL. The closest CSS named color is SlateGray. Black text is most readable on this background.

#668C8F

HEX#668C8F

RGBrgb(102, 140, 143)

HSLhsl(184, 17%, 48%)

HSVhsv(184, 29%, 56%)

OKLCHoklch(61.3% 0.042 202.2)

CMYKcmyk(29%, 2%, 0%, 44%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #668C8F background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text3.68:1AA normal ✗AA large ✓AAA normal ✗

TextBlack text5.71:1AA normal ✓AA large ✓AAA normal ✗

Color Harmonies

Colors that pair well with #668C8F based on color wheel relationships. Click any swatch for its full breakdown.

Base#668C8F Complementary#8F6866 Analogous#668F7D Analogous#66788F Triadic#8F668C Triadic#8C8F66

Tints & Shades

Lighter tints and darker shades of #668C8F, useful for hover states, backgrounds, and text variants.

Tints

#799DA0 #8EACAF #A3BCBD #BACDCE #CFDCDD #E4EBEC

Shades

#597B7D #4A6668 #3D5557 #314345 #243233 #151D1E

Use #668C8F in Our Tools

Hex to RGB Hex to HSL Hex to CMYK Hex to Pantone RGBA to Hex